Amlodipine take how long will appear face flushing is different from person to person, the specific time can not be determined. Amlodipine belongs to the calcium antagonist, has the effect of vasodilatation, vasodilatation will appear after the symptoms of flushing, the general patient can tolerate, will not appear serious conditions. Adverse effects of amlodipine tablets may also include panic, chest tightness, facial and bilateral lower extremity edema. Especially for the elderly, due to the valve function itself is relatively bad, after the vasodilatation of the volume increases, it will easily lead to edema phenomenon. If the symptoms such as facial flushing or panic attacks do not improve, it is not recommended to treat them on your own, and you must seek treatment at the hospital in time, and not use the medication on your own, so as not to cause unnecessary consequences.